Pith Number

pith:DQ5QETY5

pith:2011:DQ5QETY556BUHAM6EJCBE2QBC6

not attested not anchored not stored refs pending

Some results on generalized local cohomology modules

Alireza Vahidi, Moharram Aghapournahr

arxiv:1107.5079 v4 · 2011-07-25 · math.AC · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQ5QETY556BUHAM6EJCBE2QBC6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:13:43.771237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c3b024f1def8343819e2244126a01179c0ef9b56011913fd10a26488e120887

Aliases

arxiv: 1107.5079 · arxiv_version: 1107.5079v4 · doi: 10.48550/arxiv.1107.5079 · pith_short_12: DQ5QETY556BU · pith_short_16: DQ5QETY556BUHAM6 · pith_short_8: DQ5QETY5

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DQ5QETY556BUHAM6EJCBE2QBC6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1c3b024f1def8343819e2244126a01179c0ef9b56011913fd10a26488e120887

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e6d88310c18b7992042898d39bc325b7395359b8ea2768a01ad6e89f7a39153",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2011-07-25T21:40:44Z",
    "title_canon_sha256": "df5bf61efe287015ef9da2610f5c0cd18e1d049e108d752b5f8abbe4d97a884b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5079",
    "kind": "arxiv",
    "version": 4
  }
}